Loudly

8x12

The names of the elements in Group 18 of the periodic table.

This Tomorrowland roller coaster first received an on-board soundtrack in 1996.

In a singing manner

Sqrt(576)

The only Alkali Metal whose chemical symbol has only one letter.

Based on a popular movie series, this Adventureland attraction was the first to use the Enhanced Motion Vehicle ride system.

A type of composition in three sections (exposition, development, and recapitulation) in which two themes or subjects are explored according to set key relationships.

23+16x16-20

Of the diatomic elements on the periodic table, this element has the highest atomic mass.

In a mournful or plaintive manner

3^5

The element in the Lanthanide series with the highest atomic number.

Premiering on May 1, 2005, this fireworks show commemorates Disneyland's 50th Anniversary.

A contrapuntal composition in which a short melody or phrase (the subject) is introduced by one part and successively taken up by others and developed by interweaving the parts.

(1+2+3+4+5+6+7+8+9+10)x4

Of the elements on the Periodic Table whose chemical symbols do not match the English name of their respective elements, this element's symbol is alphabetically first.